December 22, 2006: Illuminated Site of the Week: Now You Think You See It, Now You Think You Don't

Who knows how the brain works, or what sort of misfires are necessary for it to recognize things that aren't there? Optical Illusions & Visual Phenomena is willing to take a crack at deciphering some of these mysteries. They take a hands-on approach to what you have your eyes on. You may not have the chops to understand all the technical jargon, but playing with all the pretty colors is fun.